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#include <AK/JsonArray.h>
#include <AK/JsonObject.h>
#include <AK/JsonValue.h>
#include <AK/StringBuilder.h>
namespace AK {
JsonValue::JsonValue(Type type)
: m_type(type)
{
}
JsonValue::JsonValue(const JsonValue& other)
{
copy_from(other);
}
JsonValue& JsonValue::operator=(const JsonValue& other)
{
if (this != &other) {
clear();
copy_from(other);
}
return *this;
}
void JsonValue::copy_from(const JsonValue& other)
{
m_type = other.m_type;
switch (m_type) {
case Type::String:
m_value.as_string = other.m_value.as_string;
AK::retain_if_not_null(m_value.as_string);
break;
case Type::Object:
m_value.as_object = new JsonObject(*other.m_value.as_object);
break;
case Type::Array:
m_value.as_array = new JsonArray(*other.m_value.as_array);
break;
default:
m_value.as_string = other.m_value.as_string;
break;
}
}
JsonValue::JsonValue(JsonValue&& other)
{
m_type = exchange(other.m_type, Type::Undefined);
m_value.as_string = exchange(other.m_value.as_string, nullptr);
}
JsonValue& JsonValue::operator=(JsonValue&& other)
{
if (this != &other) {
m_type = exchange(other.m_type, Type::Undefined);
m_value.as_string = exchange(other.m_value.as_string, nullptr);
}
return *this;
}
JsonValue::JsonValue(int value)
: m_type(Type::Int)
{
m_value.as_int = value;
}
JsonValue::JsonValue(unsigned value)
{
if (value > INT32_MAX) {
m_type = Type::Double;
m_value.as_double = value;
} else {
m_type = Type::Int;
m_value.as_int = (int)value;
}
}
JsonValue::JsonValue(const char* cstring)
: JsonValue(String(cstring))
{
}
JsonValue::JsonValue(double value)
: m_type(Type::Double)
{
m_value.as_double = value;
}
JsonValue::JsonValue(bool value)
: m_type(Type::Bool)
{
m_value.as_bool = value;
}
JsonValue::JsonValue(const String& value)
{
if (value.is_null()) {
m_type = Type::Null;
} else {
m_type = Type::String;
m_value.as_string = const_cast<StringImpl*>(value.impl());
AK::retain_if_not_null(m_value.as_string);
}
}
JsonValue::JsonValue(const JsonObject& value)
: m_type(Type::Object)
{
m_value.as_object = new JsonObject(value);
}
JsonValue::JsonValue(const JsonArray& value)
: m_type(Type::Array)
{
m_value.as_array = new JsonArray(value);
}
void JsonValue::clear()
{
switch (m_type) {
case Type::String:
AK::release_if_not_null(m_value.as_string);
break;
case Type::Object:
delete m_value.as_object;
break;
case Type::Array:
delete m_value.as_array;
break;
default:
break;
}
m_type = Type::Undefined;
m_value.as_string = nullptr;
}
void JsonValue::to_string(StringBuilder& builder) const
{
switch (m_type) {
case Type::String:
builder.appendf("\"%s\"", m_value.as_string->characters());
break;
case Type::Array:
m_value.as_array->to_string(builder);
break;
case Type::Object:
m_value.as_object->to_string(builder);
break;
case Type::Bool:
builder.append(m_value.as_bool ? "true" : "false");
break;
case Type::Double:
builder.appendf("%g", m_value.as_double);
break;
case Type::Int:
builder.appendf("%d", m_value.as_int);
break;
case Type::Undefined:
builder.append("undefined");
break;
case Type::Null:
builder.append("null");
break;
default:
ASSERT_NOT_REACHED();
}
}
String JsonValue::to_string() const
{
StringBuilder builder;
to_string(builder);
return builder.to_string();
}
}
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